|
Stock-Based Compensation (Outstanding Awards) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | 3 Months Ended | 12 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2012
Ventures Group [Member]
|
Dec. 31, 2012
Ventures Group [Member]
|
Dec. 31, 2011
Ventures Group [Member]
|
Dec. 31, 2012
Ventures Group [Member]
Class B [Member]
|
Aug. 09, 2012
Ventures Group [Member]
Class B [Member]
|
Dec. 31, 2011
Ventures Group [Member]
Class B [Member]
|
Dec. 31, 2012
Ventures Group [Member]
Series A [Member]
|
Aug. 09, 2012
Ventures Group [Member]
Series A [Member]
|
Dec. 31, 2012
Interactive Group [Member]
|
Dec. 31, 2012
Interactive Group [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Class B [Member]
|
Aug. 09, 2012
Interactive Group [Member]
Class B [Member]
|
Dec. 31, 2011
Interactive Group [Member]
Class B [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Series A [Member]
|
Aug. 09, 2012
Interactive Group [Member]
Series A [Member]
|
Dec. 31, 2011
Interactive Group [Member]
Series A [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Ventures Group [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Ventures Group [Member]
Class B [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Ventures Group [Member]
Class B [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Interactive Group [Member]
Class B [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Interactive Group [Member]
Class B [Member]
|
Dec. 31, 2012
Option Exchange [Member]
Interactive Group [Member]
Series A [Member]
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | $ 4.82 | $ 4.82 | $ 13.13 | $ 13.13 | ||||||||||||||||||||
| Outstanding options | 1,155,000 | 1,155,000 | 0 | 22,000 | 0 | 1,155,000 | 432,000 | 450,000 | 33,839,000 | 45,223,000 | ||||||||||||||
| Outstanding WAEP | $ 56.26 | $ 56.26 | $ 0.00 | $ 46.69 | $ 0.00 | $ 56.26 | $ 17.92 | $ 19.74 | $ 16.92 | $ 12.06 | ||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures | 6,200,000 | 10,600,000 | 900,000 | 36,000 | 0 | 20,100,000 | 3,413,000 | 0 | 3,413,000 | (1,174,000) | 0 | 0 | (24,706,000) | |||||||||||
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ 58.49 | $ 0.00 | $ 0.00 | $ 18.85 | $ 27.96 | $ 0.00 | $ 0.00 | $ 10.93 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | (181,000) | 0 | 0 | (9,853,000) | 905,000 | 0 | 0 | 20,086,000 | ||||||||||||||||
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ 30.91 | $ 0.00 | $ 0.00 | $ 9.64 | $ 58.80 | $ 0.00 | $ 0.00 | $ 19.26 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period | (19,000) | 0 | 0 | (737,000) | ||||||||||||||||||||
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price | $ 34.05 | $ 0.00 | $ 0.00 | $ 14.44 | ||||||||||||||||||||
| Options Adjustment from Recapitalization | 22,000 | 1,588,000 | (18,000) | 413,000 | ||||||||||||||||||||
| Weighted Average Exercise Price of Adjusted Options from Recapitalization | $ 46.69 | $ 30.69 | $ 17.92 | $ 8.39 | ||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | 2 years 8 months 12 days | 6 years | 2 years 8 months 12 days | 5 years 8 months 12 days | ||||||||||||||||||||
| Aggregate intrinsic value | $ 58 | $ 13,326 | $ 225 | $ 97,886 | ||||||||||||||||||||
| Exercisable options | 449,000 | 449,000 | 22,000 | 449,000 | 432,000 | 12,929,000 | ||||||||||||||||||
| Exercisable WAEP | $ 52.91 | $ 52.91 | $ 46.69 | $ 52.91 | $ 17.92 | $ 15.56 | ||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term | 2 years 8 months 12 days | 4 years 7 months 6 days | 2 years 8 months 1 day | 4 years 5 months 13 days | ||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value | $ 58 | $ 6,710 | $ 225 | $ 57,484 | ||||||||||||||||||||